Sony Alpha E-mount 20mm f/2.8 Lens

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Bright f/2.8 Maximum Aperture

Sony Alpha E-mount 20mm f/2.8 Lens The compact Sony E-mount 20 mm f/2.8 prime lens to fit the Sony NEX APS-C mirrorless interchangeable lens cameras. Its equivalent 35mm focal length is 30mm which which puts it in the wide-angle lens class for multiple uses. Its bright f/2.8 maximum aperture is happy capturing low-light and shallow field depth images and its optical layout is made up of triple aspherical elements that correct aberrations and distortion and deliver clear, detailed high contrast images.

A silent, smooth built-in stepping motor is deployed for both aperture actuation and focus drive which makes this lens perfect for capturing video. Under an inch in length and constructed of aluminum alloy, makes it both rugged and compact. Autofocus along with Direct Manual Focus, provides for exact manual focus even while in autofocus mode, is available for photo and video both.

Fast Aperture and Wide-Angle

With its 20mm focal length (equivalent to 30mm in 35mm format) and a brilliant maximum f/2.8 aperture, this lens offers a ocal length that is wide-angle and perfect for many shooting situations and applications. The maximum aperture is quick enough for effectual low-light photography and shallow field depth images.

Aluminum Compact Layout

The barrel of this aluminum alloy lens is encased within a molded-plastic module for durable yet lightweight construction. It is 0.8" in length and goes well with the condensed layout of the NEX-camera system.

Image Characteristics

Triple aspherical lens elements take care of aberrations and distortions while images with rich details, excellent contrast and high resolution become doable even within the frame periphery.

Smooth, Silent Focus and Aperture Activation

A built-in stepping motor is employed for both focus the drive and aperture activation which concludes in a smooth, silent operation perfectly suited for acquiring video.

Direct Manual Focusing

Direct Manual Focus provides precise manual focus at anytime, especially useful for crucial focus when capturing video.

Circular Aperture Diaphragm

This lens features a seven bladed aperture which forms nearly a circle to deliver a pleasing circular out of focus effect (bokeh) in the backgrounds of your photographs while the aperture is used in the wide open position. January 25, 2013 ✓

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Specifications
Lens type Prime lens  
Max Format size APS-C / DX  
Focal length 20 mm  
Lens mount Sony E (NEX)  
Aperture
Maximum aperture F2.8  
Minimum aperture F22.0  
Number of diaphragm blades 7  
Aperture notes Circular Aperture  
Optics
Elements 6  
Groups 6  
Focus
Minimum focus 0.20 m (7.87")  
Autofocus Yes  
Full time manual Unknown  
Distance scale No  
DoF scale No  
Physical
Weight 69 g (0.15 lb)  
Diameter 63 mm (2.48")  
Length 20 mm (0.79")  
color Black  
Filter thread 49 mm  
Tripod collar No


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Sony Alpha E-mount 20mm f/2.8 Lens

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Sony Alpha E-mount 20mm f/2.8 Lens Reviewed by Gene Wright on . Rating: 5